Lab 2 Flashcards
What is a prescription
The written order of a practitioner for one or more drugs to be dispensed to an owner/farmer.
What is required for the prescription to be valid?
- Prescription to be in ink/printed
- Date - Within 6 months to be valid
- Signature, stamp
Doses of 1 gram or more should be written which units?
Grams (“g”)
Doses of less than 1 gram should be written which units?
Milligrams (“mg”)
Doses of less than 1 milligram should be written which units?
Micrograms (“micrograms”) NOT μg
Which unit should be used when prescribing liquids?
Millilitre
- Not c.c. or cm3
List the order of the parts of a prescription
- Heading
- Superscription
- Inscription
- Subscription
- Signature
- Veterinarian’s Signature
- Repeat information
Give the contents of the prescription heading
- Name and address of the practitioner (Head. 1)
- Date
- Name and address of the owner (Head. 2)
- Food producing animals: Species, name/ID number (Head.2)

Give the superscription
“Recipe” = take

Give the contents of the inscription
Authorised: Name, dosage form and strength of the medicine
Or
Official/prepared: List of the ingredients and their amounts:
- Major ingredient/active substance
- Adjuvant
- Vehicle
Give the contents of the subscription
Information for the pharmacist
- What to prepare from the ingredients, and how to dispense
- Package size and original package quantity
Official/prepared:

Give the contents of the signature
Information for the owner about the application of the drug

Give the contents of the repeat part of the prescription
Either:
- “No repeat”
- “1 repeat”
- “2 repeats”
Not specifying the number of repeats only allows the drug to be repeated once.
Records are required to be kept for which drugs?
- All veterinary treatments
- Every product where a withdrawal period is observed
- Controlled drugs
What is included in drug records?
- Date
- Precise ID (incl. batch no.) of product
- Dose administered/treatment duration
- name/address of farmer/owner
- Name/address of vet
- Withdrawal period
Records should be made within … hours of the transaction and kept for a period of at least … years.
Records should be made within 48 hours of the transaction and kept for a period of at least 5 years.
Give the classification of controlled drugs
1→5 schedules
High potential for abuse and the potential to create severe psychological and/or physical dependence
Schedule 1 drugs: Examples
- Cannabis
- Amphetamines
- Hallucinogenic drugs e.g LSD
Schedule 2 drugs: Examples
- Morphine
- Etorphine
- Fentanyl
- Pethidine
- Methadone
- Ketamine
Schedule 3 drugs: Examples
- Buprenorphine
- Pentoparbital
- Phenobarbital
Schedule 4 drugs: Examples
Benzodiazepines e.g diazepam
Schedule 5 drugs: Examples
Certain preparations of morphine, cocaine and codeine that contain less than a specified amount of the drug
Characteristics of Schedule 1 drugs:
- Special prescription?
- Written requisition?
- Record keeping?
- Safe custody?
- Destruction of unwanted stock?
- Keeping of invoices for 2 years?
- Special prescription ✓
- Written requisition ✓
- Record keeping ✓
- Safe custody ✓
- Destruction of unwanted stock ✓
- Keeping of invoices for 2 years ✓
✓ = Obligatory
Special use only by special request - “No legal clinical use”
Characteristics of Schedule 2 drugs:
- Special prescription?
- Written requisition?
- Record keeping?
- Safe custody?
- Destruction of unwanted stock?
- Keeping of invoices for 2 years?
- Special prescription ✓
- Written requisition ✓
- Record keeping ✓
- Safe custody ✓
- Destruction of unwanted stock ✓
- Keeping of invoices for 2 years ✓
✓ = Obligatory
Characteristics of Schedule 3 drugs:
- Special prescription?
- Written requisition?
- Record keeping?
- Safe custody?
- Destruction of unwanted stock?
- Keeping of invoices for 2 years?
- Special prescription ✓
- Written requisition ✓
- Record keeping ✓-for food-producing animals
- Safe custody ✓
- Destruction of unwanted stock Ø
- Keeping of invoices for 2 years ✓
✓ = Obligatory
Ø = Non-obligatory
Characteristics of Schedule 4 drugs:
- Special prescription?
- Written requisition?
- Record keeping?
- Safe custody?
- Destruction of unwanted stock?
- Keeping of invoices for 2 years?
- Special prescription Ø
- Written requisition Ø
- Record keeping ✓ - for food-producing animals
- Safe custody Ø
- Destruction of unwanted stock Ø
- Keeping of invoices for 2 years ✓
✓ = Obligatory
Ø = Non-obligatory
Characteristics of Schedule 5 drugs:
- Special prescription?
- Written requisition?
- Record keeping?
- Safe custody?
- Destruction of unwanted stock?
- Keeping of invoices for 2 years?
- Special prescription Ø
- Written requisition Ø
- Record keeping ✓- for food-producing animals
- Safe custody Ø
- Destruction of unwanted stock Ø
- Keeping of invoices for 2 years ✓
✓ = Obligatory
Ø = Non-obligatory
A written requisition is required for which controlled drug schedules?
Schedules 2 & 3
What should be included in a controlled drug written requisition?
- Name, qualification and address of the practitioner
- The date
- The purpose for which the drug is required
- Quality and quantity of product
- Veterinarian’s signature + qualification
+ Additional authorisation if the drug isn’t collected personally
The incidence of controlled drug prescription in an emergency
- Controlled drugs may be supplied to a practitioner without a requisition
- The vet assumes an obligation to send a signed requisition within the following 24 hours
The CD record must be in the form of…
A computerised system or a bound book (in ink)
The CD record must be separated into each…
Class of drug
The CD record must have a separate page for each…
Strength and form of that drug
(This should be recorded at the top of the page)
CD registers should be in … order
Chronological
CD records must not contain…
Cancellations or alteration
- Corrections made by a signed and dated entry in the margin or at the bottom of the page
CD records must be kept for a minimum of…
2 years
Give the guidelines of “Safe custody” of drugs
- Must be kept in a suitable locked receptacle (not a car)
- Locked receptacles can only be opened by a vet
- One key to the receptacle must be kept on the authorised person
- Only the minimum quantity should be stored
All details of a prescription except the…can be computer-generated
Signature
Prescriptions for Schedule 2, 3 and 4 CDs are only valid for…
28 days
Prescriptions for Schedule 5 CDs are valid for…
6 months
Which drugs cannot be included on repeat prescriptions?
Schedule 2 and 3 drugs